61316075 has 12 divisors (see below), whose sum is σ = 76157328. Its totient is φ = 48972000.

The previous prime is 61316051. The next prime is 61316077. The reversal of 61316075 is 57061316.

It is not a de Polignac number, because 61316075 - 2⁶ = 61316011 is a prime.

It is a super-2 number, since 2×61316075² = 7519322106811250, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (61316077) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 16925 + ... + 20225.

It is an arithmetic number, because the mean of its divisors is an integer number (6346444).

Almost surely, 2^61316075 is an apocalyptic number.

61316075 is a deficient number, since it is larger than the sum of its proper divisors (14841253).

61316075 is a wasteful number, since it uses less digits than its factorization.

61316075 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4054 (or 4049 counting only the distinct ones).

The product of its (nonzero) digits is 3780, while the sum is 29.

The square root of 61316075 is about 7830.4581602867. The cubic root of 61316075 is about 394.3284535553.

The spelling of 61316075 in words is "sixty-one million, three hundred sixteen thousand, seventy-five".